Renders a webpage exactly as a real browser would, including all its scripts and dynamic c

[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "payTo": "0xE9740820225B3918b4ddd1292C7cA4Ca0e2C2F08",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "20000",
    "maxTimeoutSeconds": 300
  },
  {
    "scheme": "exact",
    "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
    "payTo": "8ugAWAXDB8V18kiUrGZTq1oMvU3C6Fxs8hfC6rvzQT3b",
    "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
    "amount": "20000",
    "maxTimeoutSeconds": 300
  }
]

{
  "bazaar": {
    "info": {
      "input": {
        "body": {
          "allow_popups": false,
          "full_page": false,
          "load_lazy": true,
          "url": "https://example.com",
          "viewport": {
            "height": 1080,
            "width": 1920
          },
          "wait_until": "networkidle0"
        },
        "bodyType": "json",
        "method": "POST",
        "type": "http"
      },
      "output": {
        "example": {
          "api_version": "1.0.0",
          "captured_at": "2026-07-20T04:12:33Z",
          "format": "png",
          "height": 1080,
          "image": "https://r2.example.com/shot-abc123.png",
          "url": "https://example.com",
          "width": 1920
        },
        "type": "json"
      }
    },
    "schema": {
      "$schema": "https://json-schema.org/draft/2020-12/schema",
      "properties": {
        "input": {
          "additionalProperties": false,
          "properties": {
            "body": {
              "additionalProperties": false,
              "properties": {
                "allow_popups": {
                  "description": "If false (default), cookie banners, consent popups, and chat widgets are hidden before capturing.",
                  "type": "boolean"
                },
                "full_page": {
                  "description": "If true, captures the entire scrollable page instead of just the visible area.",
                  "type": "boolean"
                },
                "load_lazy": {
                  "description": "If true, scrolls through the page first so lazy-loaded images and content finish loading before the capture.",
                  "type": "boolean"
                },
                "url": {
                  "description": "The web address of the page to capture.",
                  "type": "string"
                },
                "viewport": {
                  "description": "The width and height of the browser window used to render the page, in pixels.",
                  "type": "object"
                },
                "wait_until": {
                  "description": "When to consider the page ready to capture: load, domcontentloaded, networkidle0, or networkidle2.",
                  "type": "string"
                }
              },
              "required": [
                "url"
              ],
              "type": "object"
            },
            "bodyType": {
              "enum": [
                "json",
                "form-data",
                "text"
              ],
              "type": "string"
            },
            "method": {
              "enum": [
                "POST",
                "PUT",
                "PATCH"
              ],
              "type": "string"
            },
            "type": {
              "const": "http",
              "type": "string"
            }
          },
          "required": [
            "type",
            "method",
            "bodyType",
            "body"
          ],
          "type": "object"
        },
        "output": {
          "properties": {
            "example": {
              "properties": {
                "api_version": {
                  "type": "string"
                },
                "captured_at": {
                  "type": "string"
                },
                "format": {
                  "type": "string"
                },
                "height": {
                  "type": "integer"
                },
                "image": {
                  "type": "string"
                },
                "url": {
                  "type": "string"
                },
                "width": {
                  "type": "integer"
                }
              },
              "required": [
                "api_version",
                "url",
                "image",
                "format",
                "width",
                "height",
                "captured_at"
              ],
              "type": "object"
            },
            "type": {
              "type": "string"
            }
          },
          "required": [
            "type"
          ],
          "type": "object"
        }
      },
      "required": [
        "input"
      ],
      "type": "object"
    }
  }
}

curl "https://screenshots.underscoredone.com/capture"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid

const res = await fetch("https://screenshots.underscoredone.com/capture");
if (res.status === 402) {
  const { accepts } = await res.json();
  // pay one of accepts[] via an x402 client, then retry with the payment header
}

import httpx
res = httpx.get("https://screenshots.underscoredone.com/capture")
if res.status_code == 402:
    accepts = res.json()["accepts"]
    # pay one of accepts[] via an x402 client, then retry with the payment header